| After-sales Service: | 12 Months |
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| Warranty: | 12 Months |
| Type: | PV Heating Equipment |
| Certification: | CE, ISO |
| Structure: | Horizontal Type |
| Brand: | Hengli |
| Customization: |
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Audited Supplier | Typical application fields | It is mainly used in the rapid firing process of solar cells |
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| Code | Name | Length | Explain | |
| A | Total length of equipment | 8270mm | ||
| B | Entrance /Exit platform |
500mm | ||
| C | Furnace frame | 7270mm | ||
| D | Entrance transition zone | 350mm | Air curtain to prevent overheating of the furnace, and to prevent interference of the external environment on the furnace | |
| E | Heating up zone | 1800mm | 5 zones, zone 1-4 temperature setting range 200-700ºC, typical 400-650ºC. The power of each zone: 5kw, The temperature setting range of the last zone is 600-900ºC, typically 850ºC, power: 10KW | |
| F | Heating zone | 630mm | 3 zones, temperature setting range 600-900ºC, typical 850ºC, the power of each zone: 10KW | |
| G | Exit Transition Zone | 150mm | No heating element, insulation material insulation | |
| H | Cooling Transition zone | 555mm | There is no heating element, and 1 section of stainless steel cooling water jacket is installed to isolate the heat diffusion in the front temperature area | |
| I | Forced Air Cooling Zone | 3450mm | Three section two-stage finned water-cooled heat exchanger combined with the axial fan forced convection heat exchange cooling chamber, each cooling chamber has a detection thermocouple to display the cooling chamber temperature | |
| J | Exit transition zone | 250mm | 1 stainless steel sleeve, mainly to prevent the external environment to the furnace interference | |
| K | Equipment height | 1316mm | ||
| L | Layout position of equipment operation panel | |||
| Furnace structure | All fiber furnace design, infrared quartz lamp heating | |||
| Effective height | 30mm | |||
| Equipment weight | About 3000kg | |||
| Dimensions | 8270×1200×1316mm (L×W×H), do not include chimney, indicator light, footing | |||
| Appearance color | outside panel uses high temperature spraying coating and off-white color. | |||
| Rated temperature | Service temperature: 100-850 ºC |
| Maximum temperature | 900ºC |
| Heating element | Infrared short-wave quartz lamp |
| heating power | 60kW |
| Heat preservation power of empty furnace | About 20kw |
| Number of temperature zones | 8 zones |
| Temperature control points | 4 points |
| Thermocouple | K type |
| Surface temperature rise | <30ºC |
| Temperature control stability | ±3ºC |
| Temperature uniformity | ±3 ºC (constant temperature zone) |
| Belt width | 250mm |
| Belt model | B151012 |
| Belt material | Cr20Ni80 |
| Maximum load | Less than 15kg / m2 |
| Transmission mode | Design of mechanical transmission and large envelop angle adaptive tension |
| Speed range | 10~4000mm / min, variable frequency stepless speed regulation |
| Driving system | Mechanical transmission, large envelope Angle adaptive tension design |
| Conveyor structure | The belt transmission device adopts chain belt transmission mechanism and the motor is driven by direct gear reducer. Reasonable transmission mechanism plus anti-deviation measures and reasonable selection of belt materials effectively prevent the low-speed crawling of the belt |
| Cleaning method of belt | Brush cleaning (standard) Ultrasonic cleaning (option) |
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| Atmosphere control system | Including air pipe and exhaust system | ||
| Air pipe: the range of flowmeter is 10 ~ 100L / min | |||
| A | Entrance air curtain | Prevent outside air from entering the furnace | |
| B | Temperature rise and air intake | The chimney in the heating area can help exhaust and air in, and the exhaust valve can be adjusted to eliminate organic waste gas and moisture | |
| C | Free cooling air intake | In the cooling area, the chimney helps to exhaust and air in, and the exhaust valve is adjustable to adjust the flow direction of the atmosphere in the furnace | |
| D | Cooling air intake | One air inlet is set in the middle of cooling transition section to prevent high temperature heat dissipation | |
| E | Exit air curtain | Prevent outside air from entering the furnace | |
| Exhaust system | One exhaust chimney is set in the middle of heating section and one in the middle of cooling section respectively | ||
| Cooling structure | The two-stage finned water-cooled heat exchanger combined with axial-flow fan is used for forced convection cooling |
| Cooling mode | Water cooling combined with air cooling |
| Emergency stop button | One stop button is set at each end plate of the inlet and outlet. After pressing the button, the mesh belt stops running |
| Alarm indication | Sound and light alarm for thermocouple broken , temperature deviation, over temperature, belt stop, low air pressure, motor overload, etc |
| Power failure protection | Installation of manual shaking out device |
| Temperature measurement | Each control and detection point is measured independently by k-type thermocouple |
| Control instrument | It is controlled by imported intelligent regulator.With PID parameter self-tuning, high temperature upper limit alarm, thermocouple failure indication and other alarm protection functions |
| Heating control | The heating part is supplied by multiple AC contactors in groups to reduce the instantaneous current impact of the equipment on the power grid |
| Control mode | Phase shift power regulation |
| Over temperature treatment | When over temperature occurs in a certain temperature zone, the temperature over temperature alarm system of the corresponding temperature zone will immediately send out sound and light alarm signal and cut off the heating of all temperature zones at the same time, and the buzzer will send out continuous alarm sound |
| Computer control system (option) | DCS (distributed control system) control system is adopted |
| Lower single loop intelligent instrument control, upper computer monitoring | |
| Temperature acquisition and recording: easy to manage and track the quality, and can call print at any time | |
| Curve storage and automatic call out: customers can set a variety of use curves for different products, and call them out at any time | |
| Parameter adjustment: including temperature, control parameters and other adjustable parameters of the lower computer, which can be controlled in the upper computer | |
| Temperature curve recording and analysis system: regularly measure and analyze furnace temperature and actual temperature curve of workpiece surface |
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